A057740 - OEIS

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A057740 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`0`
`5`		`2`
`6`		`1`
`7`		`3`
`8`		`8`
`9`		`1`
`10`		`15`
`11`		`20`
`12`		`0`
`13`		`24`
`14`		`1`
`15`		`45`
`16`		`80`
`17`		`90`
`18`		`144`
`19`		`1`
`20`		`105`
`21`		`350`
`22`		`630`
`23`		`504`
`24`		`210`
`25`		`720`
`26`		`1`
`27`		`315`
`28`		`1232`
`29`		`3780`
`30`		`1344`
`31`		`5040`
`32`		`5760`
`33`		`0`
`34`		`0`
`35`		`0`
`36`		`0`
`37`		`0`
`38`		`0`
`39`		`0`
`40`		`2688`
`41`		`1`
`42`		`1323`
`43`		`5768`
`44`		`18900`
`45`		`3024`
`46`		`37800`
`47`		`25920`
`48`		`0`
`49`		`40320`
`50`		`9072`
`51`		`0`
`52`		`15120`
`53`		`0`
`54`		`0`
`55`		`24192`

[1,1,1,0,2,1,3,8,1,15,20,0,24,1,45,80,90,144,1, 105,350,630,504,210,720,1,315,1232,3780,1344,5040, 5760,0,0,0,0,0,0,0,2688,1,1323,5768,18900,3024, 37800,25920,0,40320,9072,0,15120,0,0,24192]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)